Beacon



FIG. 1 is a first top isometric view of a beacon;

FIG. 2 is a first side elevational view thereof;

FIG. 3 is a second side elevational view thereof;

FIG. 4 is a third side elevational view thereof;

FIG. 5 is a fourth side elevational view thereof; and,

FIG. 6 is a top plan view thereof.

In the figures, the broken lines show environmental structures forming no part of the claimed design. 

CLAIM The ornamental design for a beacon, substantially as shown and described. 